absimpa
Interface Parser<N,C extends java.lang.Enum<C>>

Type Parameters:

N - is the type of the objects created by the parser

C - is the type of token codes provided by the lexer

All Known Implementing Classes:

ExprLanguage.Eparser

public interface Parser<N,C extends java.lang.Enum<C>>

parses input in the form of token codes as provided by a lexical analyzer and constructs result objects. To obtain a parser, use the GrammarBuilder and compile the resulting Grammar.

Method Summary

N	parse(Lexer<N,C> lex) parses a sequence of objects of type <C> from the given Lexer and transforms it into an object of type <N>.

Method Detail

parse

N parse(Lexer<N,C> lex)
        throws ParseException

parses a sequence of objects of type <C> from the given Lexer and transforms it into an object of type <N>.

Returns:

is a value created by a NodeFactory therefore may in particular be null.

Throws:

ParseException - if the sequence of <C> objects provided by the Lexer does not match the grammar for which this parser was created.